Objects in the image:
category: person
category: person
category: person
category: boat
category: person
category: person
category: person
category: person
category: person
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: Yes
q: are they on the boat?
a: No
q: are they the person near the top of the stairs?
a: No
q: by the bottom of the stairs?
a: Yes